One Transfemoral System

The One Transfemoral System by WillowWood provides a consistently secure, comfortable and straightforward vacuum solution for transfemoral amputees with no hoses, sleeves, or extra bulk required. Patients are able to don the system at the start of the day and take it off at the end, with no extra adjustments needed.

The One System includes a fabricless Alpha SmartTemp Liner, the One Gel Sock, the One Seal, and a LimbLogic unit, along with the definitive socket and removable brim. The cutaway socket shown on the left shows how the system creates two seal points for secure vacuum suspension.

Features and benefits

  • No donning or doffing required during the day and no lubricants needed
  • Adapts to the activity of the user
  • Possibility to lower trimlines and increase range of motion
  • Socket fit analysis available with communicator software
  • Waterproof
  • 26 months of development and testing, including over 40 clinical test patients of various activity levels

Recommendations for use

  • Low to high activity users
  • AK amputee
  • Patients struggling with security from traditional systems
  • Patients wanting lower trimlines
  • Patients with sweating issues


Product WeightSide Mount: 209g
Distal Mount: 225g
Product HeightSide Mount: 35.56mm x 101mm long
Distal mount: 36mm
Patient Weight160kg for U.S. Activity Level 3*
136kg for U.S. Activity Level 4*

*Body weight plus any loads normally or routinely carried cannot exceed this weight limit.

Alpha SmartTemp® Liner Featuring Outlast®
StyleSymmetrical 4.5mm
Interface MaterialSmartTemp Silicone featuring Outlast®
ColourBlue, no fabric
Sizes**Medium Plus, Large, Large Plus, Extra Large

**Liner size determines size of the One Gel Sock and One Seal.

Pyramid Foot Adaptor
Part NumberMaterialWeightWeight Limit

Ordering Information

To order or for more information please contact our customer service team on or call 01235 552895



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